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  3. FEL PRO SX-6619

FEL-PRO SX-6619 Upper Fuel Injector Ring Ro Kit 5.3L

fits model: 2500, Sierra. make: Gmc. year: 1999–2004.

Sx-6619 Fel-pro Upper Fuel Injector O-ring Kit For 1999-2004 Gmc Sierra 2500 5.3l Ro

( Brand: Fel-pro ), ( Manufacturer Part Number: SX-6619 ), ( Type: Fuel Injector O-ring Kit ), ( Item Weight: 0.0500 ), ( Manufacturer Warranty: 1 Year ), ( Item Width: 4.000 ), ( Item Length: 6.000 ), ( Item Height: 0.160 ), ( Ipn: C444 61-35 ), ( Placement On Vehicle: Air Fuel Delivery Service Kits ), ( Compatible Model: Sierra 2500 ), ( Compatible Year: 2004 2003 2002 2001 2000 1999 ), ( Core Charge: Free No Core Charge ), ( Position: Upper ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Fel-pro Fuel Injector O-ring Kit )

Review FEL PRO Upper Fuel Injector O ring Kit Gmc 5.3l Ro fits SIERRA 2500 1999–2004

Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit for 1999-2004 GMC Sierra 2500 5.3L Vortec V8 Engine

Introducing the Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit, a highly engineered solution designed specifically for the 1999-2004 GMC Sierra 2500 vehicles equipped with the 5.3L Vortec V8 engine. This kit is an essential tool for ensuring optimal fuel system performance and longevity.

The Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit is crafted from premium materials, ensuring a perfect seal and effective fuel delivery. Each O-ring in the kit is specifically designed to fit the upper fuel injector on your 5.3L Vortec V8 engine, providing a leak-free connection that contributes to improved engine efficiency and performance.

The Fel-Pro SX-6619 kit offers a simple and straightforward installation process, making it an ideal choice for both DIY enthusiasts and professional mechanics. Each O-ring is carefully packaged for protection and easy handling, ensuring a smooth and hassle-free installation.

By choosing the Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit, you are investing in a reliable and durable solution for your GMC Sierra 2500. This kit is backed by Fel-Pro's reputation for quality, ensuring that you receive a product that meets or exceeds your expectations.

In conclusion, the Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit is a must-have for any GMC Sierra 2500 owner seeking to maintain or improve their vehicle's fuel system performance. With its precise fit, premium construction, and easy installation, this kit is the perfect choice for ensuring a long and trouble-free service life for your 5.3L Vortec V8 engine.

Pros and Cons of Buying Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit for 1999-2004 GMC Sierra 2.5L 5.3L

Pros:

1. Compatibility: The Fel-Pro SX-6619 is specifically designed for 1999-2004 GMC Sierra 2500 5.3L engines, ensuring a perfect fit for your vehicle.

2. Quality: Fel-Pro is a well-known brand in the automotive industry, with a reputation for producing high-quality gaskets and seals.

3. Kit Includes Multiple O-Rings: The kit comes with multiple O-Rings, which can be useful if you need to replace more than one or if you have a backup for future use.

4. Prevent Leaks: Replacing worn-out O-Rings can prevent fuel leaks, improving the overall performance and fuel efficiency of your vehicle.

5. Easy Installation: O-Rings are relatively easy to replace, making this a DIY-friendly part.

Cons:

1. Cost: While the cost of the kit is reasonable compared to some aftermarket alternatives, it may still be a significant investment for some vehicle owners.

2. Limited Use: This kit is only suitable for the specific model and year range mentioned. If you have a different GMC model or year, you'll need a different kit.

3. Potential for Damage: Handling O-Rings can be tricky due to their small size, increasing the risk of accidental damage during installation.

4. No Instructions Included: The kit does not come with installation instructions, which may require you to refer to other resources or consult a mechanic.

Conclusion:

The Fel-Pro SX-6619 Upper Fuel Injector O-Ring Kit is a high-quality, compatible solution for addressing fuel leaks in your 1999-2004 GMC Sierra 2500 5.3L engine. Despite the potential drawbacks, the benefits of using a trusted brand like Fel-Pro and the importance of preventing fuel leaks often outweigh the cons. However, it's essential to ensure you have the necessary tools, skills, or professional assistance to install the O-Rings correctly to avoid any complications. If you're unsure about installing the O-Rings yourself, it might be worth considering a professional installation.

Details:

Fel-Pro Upper Fuel Injector O-Ring Kit for 1999 - 2004 GMC Sierra 2500 5.3L ro: Status: In Stock.

part #: sx6619 prices

  • $17.35-$31.32

specifications carfuelinjector:

  • for models: 2500, Sierra
  • for makes: Gmc
  • for years: 1999-2004
  • brand: Fel-pro
  • mpn: Sx-6619
  • type: Fuel Injector O-ring Kit
  • item weight: 0.0500
  • manufacturer warranty: 1 Year
  • item width: 4.000
  • item length: 6.000
  • item height: 0.160
  • ipn: C444 61-35
  • placement on vehicle: Air Fuel Delivery Service Kits
  • compatible model: Sierra 2500
  • compatible year: 2004 2003 2002 2001 2000 1999
  • core charge: Free No Core Charge
  • position: Upper
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Fel-pro Fuel Injector O-ring Kit

returns carfuelinjector:

  • paid by: Buyer
  • time: 30 Days
  • policy: Returns Accepted

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general carfuelinjector:

  • condition: New
  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors

offer carfuelinjector:

  • started: July 15, 2025
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 10
  • sold: 0

seller carfuelinjector:

  • # reviews: 560236
  • city: Indianapolis, Indiana
  • rating: 98.8%

shipping carfuelinjector:

  • type: Fixed
  • service: Standard, Expedited
  • transit: 2-6 Days
  • class: Standard, Expedited
  • cost: $0.00
for models: 2500, sierra, for makes: gmc, for years: 1999-2004, type: fuel injector o-ring kit, item weight: 0.0500, manufacturer warranty: 1 year, item width: 4.000, item length: 6.000, item height: 0.160, placement on vehicle: air fuel delivery service kits, compatible model: sierra 2500, compatible year: 2004 2003 2002 2001 2000 1999, core charge: free no core charge, position: upper, fitment type: direct replacement, bundle description: 1 pc genuine fel-pro fuel injector o-ring kit,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 10425211550174792,
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